Is the timing right for a Luis Castillo contract extension with the Cincinnati Reds? - Red Reporter
How did the Reds do in the Luis Castillo trade with the Mariners?
Luis Castillo's changeup has been absolutely lethal - The Sports Daily
Luis Castillo K's career-high 13 in Cincinnati Reds 7-4 win over Los Angeles Angels
4 reasons why Luis Castillo would be perfect for the Colorado Rockies
Reds ace Luis Castillo hit with Spring Training injury setback
Castillo pitches into 7th as Mariners beat Cole, Yankees 7-3
Luis Castillo's Days with the Reds are Numbered. Somebody Needs to Pay - Redleg Nation
Cincinnati Reds right-hander Luis Castillo has struggled so far